Home / 79,766,784.70-110,168,964.47-53,615,901.69

Finding the Fourth Proportional to 79,766,784.70, 110,168,964.47 and 53,615,901.69

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Solution

The fourth proportional to 79,766,784.70, 110,168,964.47 and 53,615,901.69 is: 74,050,977.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,766,784.70 : 110,168,964.47 = 53,615,901.69 : x
  2. Step 2: Convert to fraction form
    79,766,784.70/110,168,964.47 = 53,615,901.69/x
  3. Step 3: Cross multiply
    79,766,784.70x = 110,168,964.47 × 53,615,901.69
  4. Step 4: Simplify right side
    79,766,784.70x = 5,906,808,368,446,662
  5. Step 5: Solve for x
    x = 5,906,808,368,446,662/79,766,784.70
  6. Step 6: Final answer
    x = 74,050,977.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.